private static void VerifyLength(MultiPartPostPart part)
{
Contract.Requires(part != null);
var expectedLength = part.Length;
var ms = new MemoryStream();
var sw = new StreamWriter(ms);
part.Serialize(sw);
sw.Flush();
var actualLength = ms.Length;
Assert.AreEqual(expectedLength, actualLength);
}
/// <summary>
/// Creates a part that represents a simple form field.
/// </summary>
/// <param name="name">The name of the form field.</param>
/// <param name="value">The value.</param>
/// <returns>The constructed part.</returns>
public static MultiPartPostPart CreateFormPart(string name, string value)
{
Contract.Requires<ArgumentException>(!string.IsNullOrEmpty(name));
Contract.Requires<ArgumentException>(value != null);
var part = new MultiPartPostPart("form-data");
part.ContentAttributes["name"] = name;
part.Content = new MemoryStream(Encoding.UTF8.GetBytes(value));
return part;
}
/// <summary>
/// Creates a part that represents a file attachment.
/// </summary>
/// <param name="name">The name of the form field.</param>
/// <param name="fileName">Name of the file as the server should see it.</param>
/// <param name="contentType">Type of the content in HTTP Content-Type format.</param>
/// <param name="content">The content of the file.</param>
/// <returns>The constructed part.</returns>
public static MultiPartPostPart CreateFormFilePart(string name, string fileName, string contentType, Stream content)
{
Contract.Requires<ArgumentException>(!string.IsNullOrEmpty(name));
Contract.Requires<ArgumentException>(fileName != null);
Contract.Requires<ArgumentException>(contentType != null);
Contract.Requires<ArgumentException>(content != null);
var part = new MultiPartPostPart("form-data");
part.ContentAttributes["name"] = name;
part.ContentAttributes["filename"] = fileName;
part.PartHeaders[HttpRequestHeader.ContentType] = contentType;
if (!contentType.StartsWith("text/", StringComparison.Ordinal)) {
part.PartHeaders["Content-Transfer-Encoding"] = "binary";
}
part.Content = content;
return part;
}
